Message ID | 4EC6ACCC.5070709@esd.eu |
---|---|
State | Accepted |
Commit | 6eee21daf3d1cabad8a4dfaf6641d8845ee7578a |
Headers | show |
On Friday 18 November 2011 14:06:52 Reinhard Arlt wrote:
> U-Boot will be on the save side, if it disables the data cache before
s/save/safe/
-mike
Dear Reinhard Arlt, In message <4EC6ACCC.5070709@esd.eu> you wrote: > From: Reinhard Arlt <reinhard.arlt@esd.eu> > > This patch clear and disable the data cache for vxWorks. > > The entry point sysInit(int) intended by Windriver to be called from > the vxWorks bootrom, a very small vxWorks system. > The routine is called by the go() handler in the bootrom, that clears > the cache from start of image to end of usable memory. > > The PowerPC implementations only invalidates and disable the cache, > the ARM implementations also flush it. > > U-Boot will be on the save side, if it disables the data cache before > calling vxWorks sysInit(int). > > Signed-off-by: Reinhard Arlt <reinhard.arlt@esd.eu> Applied, thanks. Best regards, Wolfgang Denk
diff --git a/common/cmd_elf.c b/common/cmd_elf.c index 11ffc1b..8266bba 100644 --- a/common/cmd_elf.c +++ b/common/cmd_elf.c @@ -230,7 +230,8 @@ int do_bootvx (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) (char *) bootaddr); printf ("## Starting vxWorks at 0x%08lx ...\n", addr); - ((void (*)(void)) addr) (); + dcache_disable(); + ((void (*)(int)) addr) (0); puts ("## vxWorks terminated\n"); return 1;